+# Automatically use unified diffs.
+alias diff='diff -u'
+
+# Display all files and use human readable sizes.
+alias du='du -sh'
+
+# Multiple files given to Vim are opened in tabs.
+alias vim='vim -p'
+# Shortcuts for Vim.
+alias v='vim'
+alias vi='vim'
+
+# Exit binding like in Vim.
+alias :q='exit'
+
+# Edit the mercurial patch queue series file for the current mercurial
+# repository in Vim. Also change Vim's pwd to the patches directory so other
+# patches can easily be opened.
+alias vqs='vim -c "cd $(hg root)/.hg/patches/" "$(hg root)/.hg/patches/series"'